Finding the Fourth Proportional to 4,096,385.40, 5,651,662.86 and 2,646,934.68
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Solution
The fourth proportional to 4,096,385.40, 5,651,662.86 and 2,646,934.68 is: 3,651,898.19
Step by Step Solution
- Step 1: Write the proportion equation
4,096,385.40 : 5,651,662.86 = 2,646,934.68 : x - Step 2: Convert to fraction form
4,096,385.40/5,651,662.86 = 2,646,934.68/x - Step 3: Cross multiply
4,096,385.40x = 5,651,662.86 × 2,646,934.68 - Step 4: Simplify right side
4,096,385.40x = 14,959,582,423,801.99 - Step 5: Solve for x
x = 14,959,582,423,801.99/4,096,385.40 - Step 6: Final answer
x = 3,651,898.19
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.